286156066 has 8 divisors (see below), whose sum is σ = 490553280. Its totient is φ = 122638308.

The previous prime is 286156061. The next prime is 286156067. The reversal of 286156066 is 660651682.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (286156061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10219846 + ... + 10219873.

It is an arithmetic number, because the mean of its divisors is an integer number (61319160).

Almost surely, 2^286156066 is an apocalyptic number.

286156066 is a deficient number, since it is larger than the sum of its proper divisors (204397214).

286156066 is a wasteful number, since it uses less digits than its factorization.

286156066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20439728.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 286156066 is about 16916.1480840054. The cubic root of 286156066 is about 658.9730478376.

The spelling of 286156066 in words is "two hundred eighty-six million, one hundred fifty-six thousand, sixty-six".